<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body class="dpflex fdcolumn">
    <!-- advertier 广告 -->
    <div class="header">
        源码健身
    </div>
    <div class="content flex1 " ></div>
    <!-- 这是倒计时跳转区域 -->
    <div class="count_down">
        <span id="countnum">5</span>秒 | 跳转
    </div>
    <!-- 这是动画区域 -->
    <p class="slogan">
        HOLD ON
    </p>
   
  
</body>
</html>